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    Hybrid Principal Python Engineer – Fintech AWS

    Client Server is looking for a Principal Software Engineer Python in London. This role involves shaping the technical direction of a cloud-native platform for a high-growth FinTech firm, working with a modern tech stack like Python and AWS. Offering a competitive salary package between £130k and £150k ...

    Python Backend Engineer – Geoscience Data (Equity)

    Client Server is looking for a Python Developer to work on exciting systems related to Polar Exploration in Cirencester, England. You will be part of a small tech start-up team, designing Greenfield applications that monitor Arctic ice flows and various data points for governmental and environmental contexts. ...

    Python Developer & AI Engineer (Forward Deployed)

    London, UK | Hybrid – 3 days in office Rate: Inside IR35 We are seeking a Python Developer & AI Engineer (Forward Deployed) to join a fast-moving team working across AI platform engineering and direct collaboration with the Investment Team. The role is split approximately 60/40 between ...

    Founding Data Platforms Engineer Python + AWS

    Aurora Energy Research in Oxford is seeking a Software Engineer to join their Data Platforms team. You will develop and maintain cloud-based software to manage energy data efficiently, contributing to critical projects aiming for net-zero. The role demands strong backend development skills, particularly in Py ...

    Python AI Backend Engineer (FastAPI + Snowflake)

    Global is seeking a mid-level AI Engineer specializing in Python for their Global:IQ team in Greater London. This role involves backend engineering to develop scalable systems integral to their new intelligence platform, which harnesses data science and AI methodologies. Successful candidates will requ ...

    Real Time Trading Data Engineer (Python)

    Hunter Bond is seeking a high-impact engineer in Greater London to join a specialized team focused on a real-time risk and trading data platform. The ideal candidate will have a CompSci degree and over 4 years of experience in building production software and data systems. The role involves developing ...

    Senior Python Scraping / Anti Bot Engineer

    Requirements The role is ideal for someone who believes in agentic coding and would like to improve their skills Strong professional experience with Python (or another main language, e.g. GoLang, Rust, JavaScript) including production‑grade scraping systems Deep hands‑on ...

    Platform Architect & Principal Engineer (Go/Python)

    Harvey Nash is looking for a Principal Software Engineer in Greater London to lead platform architecture for a high-growth tech company. The role involves mentoring senior engineers and shaping technology direction while remaining hands-on. Ideal candidates will have extensive experience in backend engineerin ...

    Cybersecurity Python Backend Engineer Cambridge AI

    Client Server is seeking a Python Developer / Backend Software Engineer in Cambridge with a salary up to £65k. You'll be pivotal in developing a new Greenfield product that tackles AI-based security threats while enjoying perks like private medical insurance and enhanced parental leave. This role offer ...

    Python & Computer Vision Engineer — Automation Focus

    Verso Recruitment Group is seeking a Software Engineer in Weymouth to develop software tools supporting product development and manufacturing operations. This role involves developing applications using Python and OpenCV, creating solutions for automated testing and inspection, and interfacing with har ...

    Backend Python Engineer for Predictive Pipelines

    Anaplan Inc in Manchester is seeking a Software Engineer to build and maintain backend services and APIs across the Predictive Intelligence stack. This role requires proficiency in Python and experience with relational databases. The ideal candidate will collaborate with data scientists and contribute to pred ...

    Senior AI Operations Engineer (Python/Golang)

    A leading media company is seeking a Senior Software Engineer in Greater London to design, build, and maintain complex systems for AI-assisted operations. The role requires proficiency in Golang and Python along with experience in AWS and automated testing frameworks. You will lead the strategic development of t ...

    Python Engineer (SC Cleared or Clearable)

    Python Engineer Based out of Cheltenham, 4-5 Days per week (Can do condensed hours). Salary in the range of £65,000 to £85,000, depending on experience (DOE). Immediate start, ideally within the next two weeks. Must be willing to go through SC and DV Clearance. I am working on behalf of a ...

    Senior Backend Engineer — Python, FastAPI, Azure

    TXP is seeking a Senior Backend Developer specializing in Python and Azure to join their team. This role involves hands-on development of backend services and APIs within a secure enterprise environment, with a focus on delivering reliable software solutions. The ideal candidate should have strong expe ...

    Senior Backend Python Engineer — Hybrid (London)

    Rullion Managed Services is looking for Senior Backend Python Engineers to join a dynamic energy provider in the UK. This is a hybrid role with one day a week in London, offering a six-month contract with potential for extension. In this position, you will play a pivotal role in backend engineering, us ...

    Equities Python Analytics Engineer Hybrid Contract

    Deloitte - Recruitment is seeking a Python Analytics & Technology Engineer in London. This hybrid role involves developing analytics applications and automating reporting processes. The ideal candidate will have strong Python development skills and advanced SQL knowledge, along with experience in deplo ...

    Senior Python Engineer SC Cleared (Cheltenham)

    IO Associates is looking for a Senior Python Engineer based out of Cheltenham. The role requires leadership in end-to-end projects, solving complex problems in software defined radio, with an option of working with C/C++. Candidates should have experience in Security, Defence, or Financial Services. SC ...

    Senior Backend Engineer — Python & ML Pipelines

    Anaplan is seeking a Backend Engineer to join their Predictive Intelligence team in Manchester, UK. You will be responsible for building backend services that power the Syrup platform and Anaplan's forecasting solutions. The ideal candidate has proven experience in software engineering, particularly with Pyth ...

    Remote Distributed Systems Engineer (Python & Go)

    Canonical is looking for a software engineer to build and validate resilient distributed systems. In this role, you will develop CI pipelines and automated testing tools for Canonical's cloud solutions, contributing to projects based on Juju, Terraform, OpenStack, and Kubernetes. The ideal candidate wi ...

    Senior Backend Python Engineer — Hybrid (London)

    Rullion is seeking a Senior Backend Python Engineer to join their team in London. This hybrid role requires expertise in Python and Cloud services, with accountabilities including building full-stack applications and collaborating within an agile team. The initial contract is six months, extending base ...

    AI Systems Engineer: Python, LLMs & Cloud

    Oliver Bernard seeks a talented Python Developer to join a fast-growing B2B AI company in Greater London. You will build AI agents, develop cloud-based Python services, and ensure performance, security, and reliability in solutions. The ideal candidate has strong Python experience, cloud deployment ski ...

    Python Backend Engineer — Hybrid, Equity & Growth

    Skin + Me in London is looking for a Backend Engineer to develop services powering consultations and prescriptions. You'll join an experienced engineering team, focusing on building APIs and data models in Python and Flask. The role offers a hybrid work model, competitive salary, and equity in a growin ...

    Senior Python Engineer AI Training & Evaluation

    Prolific is looking for experienced Senior Python Developers to join their Expert Network. In this role, you will help train and evaluate AI models, ensuring code accuracy and functionality. The successful candidate will have a strong background in Software Engineering and be adept at identifying ineff ...

    Senior Java & Python Engineer — Scalable Systems

    A leading global financial institution in Bournemouth is looking for an Experienced Software Engineer to join their Global Technology team. You will design and deliver innovative technology products, working within an agile environment. Key requirements include proficiency in Java or Python, experience with soft ...

    Graduate RegTech Engineer (Python) — FinTech Impact

    Suade is seeking a RegTech Engineer to join their team in London. The role will involve translating complex regulatory requirements into maintainable code using Python and contributing to the development of core components for their regulatory reporting platform. Candidates should possess a bachelor's ...

    Site Reliability Engineer III Java / Python

    As a Site Reliability Engineer III at JPMorgan Chase within the External Collaboration team, you will lead development and integration of collaboration platforms such as VDRs, Microsoft 365 B2B, Client Portals, and Google Workspace. Site Reliability Engineering at JPMorgan Chase is part of the Software Eng ...

    Senior Python Engineer AI Training & Evaluation

    Prolific is seeking a Senior Python Developer to join our Expert Network, assisting in the training of AI models. Your role will include reviewing AI-generated code, validating logic, and conducting execution tests. The ideal candidate will have a BSc in Computer Science or related field and significan ...

    Senior Python Engineer, Trading Risk & Finance

    Engelhart CTP Group in Greater London is seeking a skilled Python Software Engineer with around five years of experience to join their Risk, Finance & Compliance technology team. This role offers the opportunity to design and develop technology solutions that directly impact the business. The ideal can ...

    Senior Python Engineer AI Training & Evaluation

    Prolific is seeking Senior Python Developers to join our Expert Network to train AI models. You will review and evaluate AI-generated code, ensuring correctness and adherence to best practices. Candidates must have a BSc in Computer Science and proven experience as a Senior Developer. This flexible rol ...

    Backend Engineer (Python) – Hybrid, Equity & Growth

    Skin + Me in London is seeking a skilled Backend Engineer to develop backend services and APIs in the Python/Flask stack. This role involves building the functionalities behind clinical consultations and treatment prescriptions, contributing to real consumer-scale applications. As part of a small, dedi ...

    Senior Search Platform Engineer — Elasticsearch & Python

    9fin is seeking a Senior IC Engineer to manage their Elasticsearch cluster and collaborate on the search infrastructure. You will play a pivotal role in improving the codebase and mentoring junior engineers, ensuring delivery of efficient solutions. Your expertise in Elasticsearch, Python, and APIs wil ...

    Senior Full Stack Engineer (Python / React)

    London, UK · Hybrid (3 days in our Paddington HQ: Mon, Tue, Fri) · Stack: Python, Flask, SQLAlchemy, React, TypeScript, MySQL, AWS In 2018 we set out to solve a problem millions of people faced: not just struggling with their skin, but struggling to navigate skincare at all. We combined dermatology ...

    Senior Python Engineer | AWS + Terraform & IaC

    £39,100 - 77,900 per year Requirements I am looking for candidates with strong experience in Python development. You should have proven skills with AWS services and infrastructure management. Hands-on expertise in Terraform and Infrastructure as Code is a ...

    Embedded Emulation Engineer QEMU, Docker, Python

    microTECH Global LTD is seeking a skilled engineer to design and maintain a reproducible Hardware Emulation environment utilizing PetaLinux. The ideal candidate will have proven experience with QEMU and Docker, as well as advanced skills in Python programming. The role focuses on ensuring environmental ...

    Senior Python Cloud Engineer Scalable Bioinformatics

    Oxford Nanopore Technologies seeks a Senior Python Cloud Developer to join the Customer Workflows team. This role focuses on developing a globally available cloud-based data analysis application for external customers, enhancing the EPI2ME cloud bioinformatics platform. The ideal candidate will have a ...

    Full Stack Engineer (React / Python / AI)

    Location: London (Hybrid) About the Company An early-stage, well-funded tech startup building AI-powered software to help businesses make smarter decisions and improve operational performance . The team is small, highly technical, and mission-driven, giving you the chance t ...

    Senior Python Engineer Cloud, Serverless & Mentorship

    NCC Group is seeking a skilled Senior Python Developer within its Software Engineering team. In this role, you'll design and maintain scalable software solutions, primarily focused on Cyber Security products. Your expertise will guide junior developers and ensure adherence to best practices while collaboratin ...

    Senior Python Backend Engineer – Flexible Hours

    RELX in Oxford seeks a motivated Software Engineer III (Python). You will build and maintain software systems, contribute to technical delivery across multiple components, and collaborate with teams to ensure robust solutions. Your role includes developing backend services, troubleshooting production issues, ...

    Senior Python Engineer Internal Tools & Observability

    A leading Fintech company in London seeks a Software Engineer to join their technology team. This role involves designing scalable Python-based tools and enhancing internal platforms that support high availability and reliability. Required skills include expertise in Python, Linux systems, and observability tool ...

    Senior Python Engineer – FinTech Data & SaaS

    BMLL is seeking a Senior Engineer to join our hybrid team in London. This role involves designing and implementing features for market-leading SaaS applications in a fast-paced environment. You will collaborate closely with the Product Owner and mentor junior engineers. We value strong leadership, expe ...

    Senior Python Backend Engineer AWS/Flask

    Method Resourcing is hiring a Senior Software Engineer in the West of England to develop scalable software solutions for renewable energy systems. The suitable candidate should have strong backend skills in Python, experience with ETL pipelines and AWS cloud environments, and a passion for technology. This hybri ...

    Senior Python Engineer — High Impact, Hybrid

    A technology company in Greater London is looking for a Senior Software Engineer to build and scale a high-impact ad-fraud prevention platform. This senior individual contributor role emphasizes ownership and quality in engineering. Candidates should have extensive experience in modern product teams, proven skil ...

    Senior Python Engineer Climate Data Analytics

    Zebra People is seeking a Senior Software Engineer to design and implement innovative data analytics systems in the sustainability sector. In this role, you will collaborate with teams to develop high-performance, secure systems for clients. With a competitive salary up to £100K and a flexible work env ...

    Senior Python Engineer: Backend Architect & Mentor

    A technology company in London is seeking a Senior Software Engineer to join its engineering team. The role requires deep expertise in Python, with responsibilities including designing scalable applications, leading software development projects, and mentoring junior engineers. The ideal candidate will have 6-11 ...

    Python Engineer Fintech SaaS (Hybrid, London)

    A leading SaaS platform is seeking a passionate Python Engineer to join their dynamic team in London. The role involves designing and developing Python applications, collaborating with cross-functional teams, and contributing to the platform's architecture. Candidates should have strong Python skills and experie ...

    Front Office Trading Systems Engineer (Python)

    Castleton Commodities International, LLC is seeking a dedicated professional to develop Python-based solutions in a modern trading environment. This role involves working directly with trading teams to optimize processes and analytical models. The ideal candidate will have strong technical qualificatio ...

    Senior Quantitative Python Engineer Trading & Risk

    VBeyond Europe is seeking a Python Developer with strong experience in trading and risk management systems within investment banking. The ideal candidate will develop backend applications and data processing logic supporting risk calculations, trade workflows, and reporting. Responsibilities include bu ...

    Data Protection Automation Engineer Python & Ansible

    Soda is looking for a Data Protection Automation Engineer to work in London, United Kingdom. The ideal candidate will have extensive experience in software development, specifically with Python and Bash, and must be well-versed in automation tools like Ansible. Responsibilities include defining automated testing ...

    Quality Engineer Python, Bash & SQL Specialist

    Java Script Works is seeking a Quality Engineer in Cambridge, United Kingdom. Candidates should have a Bachelor's or Master's degree with a First or 2:1 in a technical subject. Strong scripting experience in Python, Bash, or JavaScript is essential. An understanding of software product defects is beneficial. Thi ...

    Snowflake / Python Data Engineer (Contract) – London

    Position Snowflake / Python Data Engineer (Contract) - London - Outside of Ir35 Location: London (2 days onsite per week) Contract: Outside IR35 Start: ASAP Interview process: Fast (interviews taking place Monday) Overview We are looking for an experienc ...

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